117826505470 has 32 divisors (see below), whose sum is σ = 229785877728. Its totient is φ = 43326624768.

The previous prime is 117826505449. The next prime is 117826505471. The reversal of 117826505470 is 74505628711.

It is a self number, because there is not a number n which added to its sum of digits gives 117826505470.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117826505471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8051959 + ... + 8066578.

It is an arithmetic number, because the mean of its divisors is an integer number (7180808679).

Almost surely, 2^117826505470 is an apocalyptic number.

117826505470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117826505470 is a deficient number, since it is larger than the sum of its proper divisors (111959372258).

117826505470 is a wasteful number, since it uses less digits than its factorization.

117826505470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118604.

The product of its (nonzero) digits is 470400, while the sum is 46.

The spelling of 117826505470 in words is "one hundred seventeen billion, eight hundred twenty-six million, five hundred five thousand, four hundred seventy".